387733 (2003 GS)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2186217910 ± 2.00e+00
Semi-major axis (a)0.8928032707 AU ± 3.00e+00
Inclination (i)12.02922030° ± 4.00e+00
Long. of Asc. Node (Ω)196.17811798° ± 5.00e+00
Arg. of Perihelion (ω)181.90389648° ± 6.00e+00
Mean Anomaly (M)101.61529394° ± 8.98e-06
Mean Motion (n)1.1683652116°/day ± 5.89e+00
Perihelion dist (q)0.69761702 AU ± 2.95e+00
Aphelion dist (Q)1.08798952 AU ± 4.07e+00
Orbital Period0.84359434 yr ± 4.25e+00
NGA Modelr2
A2-1.57106554e-06 AU/d²
Physical Parameters
H (abs. magnitude)18.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.285″
Uncertainty0
Orbit TypeAten
MOID0.086850 AU
Observations Used855
Oppositions4
Arc Total2003-2025
First Observation Used2003-04-04
Last Observation Used2025-06-08
Observations (931)
Date Type RA Dec Mag Band Observatory
2019-03-01 06:19:16 C 04 37 41.00 -21 36 52.4 V T08
2019-03-01 06:39:58 C 04 37 45.89 -21 36 03.4 V T08
2019-03-06 03:00:54 C 05 05 34.42 -16 55 55.6 V 703
2019-03-06 03:08:51 C 05 05 36.18 -16 55 36.3 V 703
2019-03-06 03:16:49 C 05 05 37.92 -16 55 16.7 V 703
2019-03-06 03:24:46 C 05 05 39.79 -16 54 56.6 V 703
2019-03-18 03:42:42 C 06 07 57.01 -05 13 56.5 V G96
2019-03-18 03:50:20 C 06 07 58.49 -05 13 38.6 V G96
2019-03-18 03:57:57 C 06 07 59.94 -05 13 20.9 V G96
2019-03-18 04:05:35 C 06 08 01.42 -05 13 03.4 V G96
2019-03-21 07:23:37 C 06 22 51.58 -02 22 39.4 V T08
2019-03-21 07:26:18 C 06 22 52.00 -02 22 32.8 V T08
2019-03-21 07:36:36 C 06 22 53.95 -02 22 09.6 V T08
2019-03-21 07:39:19 C 06 22 54.53 -02 22 04.0 V T08
2019-03-21 07:49:45 C 06 22 56.43 -02 21 41.0 V T08
2019-03-21 07:52:27 C 06 22 56.88 -02 21 34.1 V T08
2019-03-21 08:03:12 C 06 22 58.89 -02 21 10.9 V T08
2019-03-26 07:04:31 C 06 45 22.10 +01 48 58.1 V T08
2019-03-26 07:15:54 C 06 45 24.07 +01 49 20.5 V T08
2019-03-26 07:23:15 C 06 45 25.37 +01 49 35.9 V T08
2019-03-26 07:28:01 C 06 45 26.16 +01 49 44.7 V T08
2019-03-26 07:34:45 C 06 45 27.36 +01 49 58.6 V T08
2019-03-26 07:47:07 C 06 45 29.55 +01 50 23.3 V T08
2019-03-28 07:07:53 C 06 54 03.81 +03 22 38.8 V T05
2019-03-28 07:20:04 C 06 54 05.92 +03 23 02.0 V T05
2019-03-28 07:33:06 C 06 54 08.16 +03 23 26.6 V T05
2019-03-28 07:45:27 C 06 54 10.25 +03 23 50.3 V T05
2019-03-29 16:07:34 C 06 59 56.12 +04 24 22.7 q C97
2019-03-29 16:09:46 C 06 59 56.54 +04 24 27.1 q C97
2019-03-29 16:11:58 C 06 59 56.86 +04 24 30.9 q C97
2019-03-29 16:14:10 C 06 59 57.24 +04 24 34.9 q C97
2019-03-29 20:34:37 C 07 00 42.98 +04 32 22.0 q 160
2019-03-29 20:41:51 C 07 00 44.19 +04 32 35.6 q 160
2019-03-30 07:09:01 C 07 02 34.43 +04 51 50.0 V T08
2019-03-30 07:21:08 C 07 02 36.36 +04 52 12.0 V T08
2019-03-30 07:32:38 C 07 02 38.37 +04 52 32.4 V T08
2019-03-30 07:44:59 C 07 02 40.47 +04 52 54.9 V T08
2019-04-01 16:10:07 C 07 12 27.93 +06 31 49.1 q C97
2019-04-01 16:12:19 C 07 12 28.24 +06 31 52.7 q C97
2019-04-01 16:14:31 C 07 12 28.65 +06 31 56.9 q C97
2019-04-01 16:16:41 C 07 12 29.01 +06 32 00.9 q C97
2019-04-05 02:54:59 C 07 26 25.50 +08 45 30.7 V G96
2019-04-05 03:03:16 C 07 26 26.82 +08 45 44.0 V G96
2019-04-05 03:11:35 C 07 26 28.13 +08 45 56.2 V G96
2019-04-05 03:19:53 C 07 26 29.46 +08 46 09.3 V G96
2019-04-15 19:33:19 C 08 07 07.12 +14 18 11.8 t 240
2019-04-15 19:38:49 C 08 07 07.83 +14 18 18.0 t 240
2019-04-24 05:51:47 C 08 36 47.55 +17 23 43.8 V T08
2019-04-24 05:53:07 C 08 36 47.74 +17 23 45.0 V T08
2019-04-24 05:54:48 C 08 36 47.93 +17 23 46.8 V T08
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-04-17 03:40:00 90327524.3 4 us 2380 -1 -1
2014-04-17 04:45:00 90380229.56 0.5 us 2380 -1 -1
2014-04-17 05:28:00 90417034.7 0.5 us 2380 -1 -1
2014-04-18 02:59:00 91563544.58 0.5 us 2380 -1 -1
2014-04-18 05:19:00 91697044.07 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)